Bi4Ge3O12
CaF2
CaF2(Eu)
CdWO4
CsI
CsI(Na)
CsI(Tl)
KBr
KCl
KI
LiF
NaCl
NaI
NaI(Tl)
RbCl
ZnWO4
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Properties of CaF2
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CaF2
Calcium Fluoride
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Description
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Widespread IR application as spectroscopic windows, prisms and lenses. |
Useful application in the UV as Eximer laser windows. |
Available doped with europium as a gamma ray scintillator. |
Properties
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| Apparent Elastic Limit (MPa) |
36.54 |
| Bulk Modulus (K) (GPa) |
82.71 |
| Cleavage Planes |
(111) |
| Density (g.cm-3) |
3.18 |
| Dielectric Constant |
6.76 at 1MHz |
| Elastic Coefficient C11 |
164.0 |
| Elastic Coefficient C12 |
53.0 |
| Elastic Coefficient C44 |
33.7 |
| Hardness (knoop) (100) direction |
158.3 |
| Melting Point (°C) |
1360 |
| Molecular Weight |
78.08 |
| Poisson Ratio |
0.26 |
| Reflection Loss (%) |
5.4 at 5µ (2 surfaces) |
| Refractive Index |
1.40 at 0.5µ |
| Restrahlen Peak (µ) |
35 |
| Shear Modulus (G) (GPa) |
33.77 |
| Solubility (g/100g H2O |
0.0017 at 293K |
| Specific Heat Capacity (J.kg.m-1.K-1) |
854 |
| Structure |
Cubic |
| Thermal Conductivity (W.m-1.K-1) |
9.71 |
| Thermal Expansion (K-1) |
18.85 X 10-6 |
| Transmission Range (µ) |
0.13 at 10.0 |
| Youngs Modulus (E) (GPa) |
75.8 |
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